Speaker



FIG. 1 is a perspective view of the top and front of a speaker showing my new design;

FIG. 2. is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7. is a bottom plan view thereof.

The broken line showing on the drawings is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a speaker, as shown and described. 